Home / 40,915.48-56,218.67-32,517.40

Finding the Fourth Proportional to 40,915.48, 56,218.67 and 32,517.40

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Solution

The fourth proportional to 40,915.48, 56,218.67 and 32,517.40 is: 44,679.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,915.48 : 56,218.67 = 32,517.40 : x
  2. Step 2: Convert to fraction form
    40,915.48/56,218.67 = 32,517.40/x
  3. Step 3: Cross multiply
    40,915.48x = 56,218.67 × 32,517.40
  4. Step 4: Simplify right side
    40,915.48x = 1,828,084,979.86
  5. Step 5: Solve for x
    x = 1,828,084,979.86/40,915.48
  6. Step 6: Final answer
    x = 44,679.54

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.